Tennis score keeper



FIG. 1 is a perspective view of a tennis score keeper showing my newdesign;

FIG. 2 is a rear elevation thereof;

FIG. 3 is a front elevation thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a left side elevation thereof; and

FIG. 7 is a right side elevation thereof.

The ornamental design for a tennis score keeper, as shown and described.